The art of leadership is saying no, not yes. It is very easy to say yes.

We must balance the need for energy security with the urgency of reducing emissions.

我们必须倾听土地的声音——它会告诉我们它的需求。

The elements of consciousness are to be discovered by careful experimentation.

要有勇气追随心声，听从直觉--它们在某种程度上知道你想成为的样子。其他事情都是其次的。

生活的意义不在于答案，而在于提问。